Post-Herpetic Neuralgia

Aetna deems oral antivirals, gabapentin, pregabalin, lidocaine patch, tricyclic antidepressants, oral opioids, and intrathecal/interlaminar/transforaminal epidural corticosteroids medically necessary for post‑herpetic neuralgia (ICD‑10 B02.21–B02.29), with CPT/HCPCS codes and diagnoses covered only when the plan’s selection criteria are met. Treatments listed as experimental/investigational and not covered include acupuncture, angiotensin II type 2 receptor antagonists, botulinum toxin, combined nerve block with pulsed radiofrequency, and combined trigeminal ganglion/retrobulbar nerve blocks.

"Post-herpetic neuralgia (PHN)."

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